-2+[-11/10-(1/5-1/2)]=
Soluções para a tarefa
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R: -2.8
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-2+[11/10-(1/5-1/2)]
-2+[11/10-(1/5(*2)-1/2(*5))]
-2+[11/10-(2/10-5/10)]
-2+[11/10-3/10]
-2+[11/10-(-3/10)]
-2+[11/10+3/10)]
-2+14/10
-2/1(*10)+14/10
-20/10+14/10
-6/10
irredutível:-3/5
-2+[11/10-(1/5(*2)-1/2(*5))]
-2+[11/10-(2/10-5/10)]
-2+[11/10-3/10]
-2+[11/10-(-3/10)]
-2+[11/10+3/10)]
-2+14/10
-2/1(*10)+14/10
-20/10+14/10
-6/10
irredutível:-3/5
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